diff --git a/plume-models/src/blogs.rs b/plume-models/src/blogs.rs
index dab6bbcc..f2ea8235 100644
--- a/plume-models/src/blogs.rs
+++ b/plume-models/src/blogs.rs
@@ -195,6 +195,23 @@ impl Blog {
         }
     }
 
+    pub fn find_by_host(c: &PlumeRocket, host: Host) -> Result<Blog> {
+        let from_db = blogs::table
+            .filter(blogs::custom_domain.eq(host))
+            .limit(1)
+            .load::<Blog>(&*c.conn)?
+            .into_iter()
+            .next();
+        if let Some(from_db) = from_db {
+            Ok(from_db)
+        } else {
+            // we should never get here, because
+            // a) load::<Blog>()? should return early if it fails
+            // b) this function is only called after a Request::guard::<Host>()
+            Err(Error::NotFound)
+        }
+    }
+
     fn fetch_from_webfinger(c: &PlumeRocket, acct: &str) -> Result<Blog> {
         resolve_with_prefix(Prefix::Group, acct.to_owned(), true)?
             .links
diff --git a/po/plume/plume.pot b/po/plume/plume.pot
index 8e55c82e..751273b7 100644
--- a/po/plume/plume.pot
+++ b/po/plume/plume.pot
@@ -36,39 +36,39 @@ msgstr ""
 msgid "{0}'s avatar"
 msgstr ""
 
-# src/routes/blogs.rs:64
+# src/routes/blogs.rs:84
 msgid "To create a new blog, you need to be logged in"
 msgstr ""
 
-# src/routes/blogs.rs:106
+# src/routes/blogs.rs:126
 msgid "A blog with the same name already exists."
 msgstr ""
 
-# src/routes/blogs.rs:141
+# src/routes/blogs.rs:161
 msgid "Your blog was successfully created!"
 msgstr ""
 
-# src/routes/blogs.rs:163
+# src/routes/blogs.rs:183
 msgid "Your blog was deleted."
 msgstr ""
 
-# src/routes/blogs.rs:170
+# src/routes/blogs.rs:190
 msgid "You are not allowed to delete this blog."
 msgstr ""
 
-# src/routes/blogs.rs:218
+# src/routes/blogs.rs:238
 msgid "You are not allowed to edit this blog."
 msgstr ""
 
-# src/routes/blogs.rs:263
+# src/routes/blogs.rs:283
 msgid "You can't use this media as a blog icon."
 msgstr ""
 
-# src/routes/blogs.rs:281
+# src/routes/blogs.rs:301
 msgid "You can't use this media as a blog banner."
 msgstr ""
 
-# src/routes/blogs.rs:314
+# src/routes/blogs.rs:334
 msgid "Your blog information have been updated."
 msgstr ""
 
diff --git a/src/main.rs b/src/main.rs
index f44ed66e..c0fd2577 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -197,6 +197,13 @@ Then try to restart Plume
     });
 
     let rocket = rocket::custom(CONFIG.rocket.clone().unwrap())
+        .mount(
+            "/custom_domains/",
+            routes![
+                routes::blogs::custom_details,
+                routes::blogs::custom_activity_details,
+            ],
+        )
         .mount(
             "/",
             routes![
diff --git a/src/routes/blogs.rs b/src/routes/blogs.rs
index 7ab9e2b3..86f387ab 100644
--- a/src/routes/blogs.rs
+++ b/src/routes/blogs.rs
@@ -19,6 +19,16 @@ use plume_models::{
 use routes::{errors::ErrorPage, Page, RespondOrRedirect};
 use template_utils::{IntoContext, Ructe};
 
+#[get("/<custom_domain>?<page>", rank = 2)]
+pub fn custom_details(
+    custom_domain: String,
+    page: Option<Page>,
+    rockets: PlumeRocket,
+) -> Result<Ructe, ErrorPage> {
+    let blog = Blog::find_by_host(&rockets, Host::new(custom_domain))?;
+    details(blog.fqn, page, rockets)
+}
+
 #[get("/~/<name>?<page>", rank = 2)]
 pub fn details(name: String, page: Option<Page>, rockets: PlumeRocket) -> Result<Ructe, ErrorPage> {
     let page = page.unwrap_or_default();
@@ -38,6 +48,16 @@ pub fn details(name: String, page: Option<Page>, rockets: PlumeRocket) -> Result
     )))
 }
 
+#[get("/<custom_domain>", rank = 1)]
+pub fn custom_activity_details(
+    custom_domain: String,
+    rockets: PlumeRocket,
+    _ap: ApRequest,
+) -> Option<ActivityStream<CustomGroup>> {
+    let blog = Blog::find_by_host(&rockets, Host::new(custom_domain)).ok()?;
+    activity_details(blog.fqn, rockets, _ap)
+}
+
 #[get("/~/<name>", rank = 1)]
 pub fn activity_details(
     name: String,